1 / 501
Prince William and Kate, the Duke and Duchess of Cambridge, prepare for their departure at Los Angeles International Airport on Sunday, July 10, 2011, in Los Angeles. Following a nonstop weekend that included a few chukkas of polo, time with Hollywood’s own version of royalty and several events that raised millions for charity, Prince William and his wife, Kate, the Duke and Duchess of Cambridge headed back to the U.K. on Sunday. (AP Photo/John Shearer, Pool)

Duke and Duchess of Cambridge visit North America

January 1, 1970

Prince William and Catherine visited Canada, U.S. their first official overseas trip.